The earliest name given to nitrogen was

Question

The earliest name given to nitrogen was

B. azote

Correct Answer :

B. azote

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Which of the following act a both u oxidising and reducing agent?

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The chemical name of aspirin is

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Which among the following is a metalloid?

A. Tin

B. Silver

C. Iodine

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Water has an unusually high bolling point because

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Dust particles in the air of large industrial cities are removed by

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The most abundant constituent in air is

C. oxygen

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Calomel is

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The foul odour of gasoline is due to

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Which one of the following elements is alloyed with iron to produce steel which can resist high temperatures and also have high hardness and abrasion resistance?

C. Nickel

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Metals are usually heavy. A light metal is

B. copper

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Carbogen is used in

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Flint glass contains

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The name rubber was given by

C. Dalton

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Which of the following is not a food material?

C. fat

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Galvanising is the process of coating

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Leakage in Liquefied Petroleum Gas (LPG) cylinders is easily detected by adding

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Laughing gas is

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The form of carbon used in decolourising sugar solution is

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In the common soda-acid fire extinguisher, the fire is put out by

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The atomic number of an element represents

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The most abundant noble gas present in air is

A. neon

B. argon

C. helium

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Which of the following biology laboratory?

A. Phenol

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Which of the following la a very good supporter of combustion?

B. Oxygen

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The iron salt used in blue prints is

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The compound used in photography is

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Which of the following metals is the best conductor of heat and electricity?

B. Silver

C. Copper

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Isotopes differ in the number of

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Which one of the following is not radioactive?

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Which of the following carbon compounds is used as a fire extinguisher?

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Which of the following is used in fuel to propel rockets?

A. Petrol

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Answer 1

A. dephlogisticated air

Answer 2

C. inflammable air

Answer 3

D. marine acid air

Answer 4

A. nitric acid

Answer 5

B. ammonia

Answer 6

C. nitrous acid

Answer 7

D. nitrogen peroxide

Answer 8

A. acetamide phenol

Answer 9

B. malonyl urea

Answer 10

C. aminosalicylic acid

Answer 11

D. acetyl salicylic acid

Answer 12

D. Arsenic

Answer 13

A. its molecular weight is low

Answer 14

B. it is denser than ice

Answer 15

C. it is a good solvent for many ionic substances

Answer 16

D. the molecules of water are joined by hydrogen bonds

Answer 17

A. Sedimentation

Answer 18

B. Electrophoresis

Answer 19

C. Tyndall effect

Answer 20

D. Brownian movement

Answer 21

A. hydrogen

Answer 22

B. nitrogen

Answer 23

D. noble gases

Answer 24

A. lead chloride

Answer 25

B. mercurous chloride

Answer 26

C. mercuric chloride

Answer 27

D. calcium sulphate

Answer 28

A. pyridine

Answer 29

B. hydrogen sulphide

Answer 30

C. cacodyl

Answer 31

D. carbylamines

Answer 32

A. Aluminium

Answer 33

B. Chromium

Answer 34

D. Tungsten

Answer 35

A. manganese

Answer 36

C. potassium

Answer 37

D. plumbum

Answer 38

A. CO2 poisoning

Answer 39

B. CO poisoning

Answer 40

C. phosgene poisoning

Answer 41

D. anesthesia

Answer 42

A. potassium and lead silicates

Answer 43

B. zinc and barium borosilicates

Answer 44

C. potassium and calcium silicates

Answer 45

D. sodium and calcium silicates

Answer 46

A. Lavoisier

Answer 47

B. Priestley

Answer 48

D. Avogadro

Answer 49

A. silicate

Answer 50

B. protein

Answer 51

D. carbohydrate

Answer 52

A. iron with zinc

Answer 53

B. zinc with iron

Answer 54

C. copper with silver

Answer 55

D. silver with gold

Answer 56

A. mercaptans

Answer 57

B. propylene

Answer 58

C. carbon disulphide

Answer 59

D. phosgene

Answer 60

A. nitric oxide

Answer 61

B. nitrogen peroxide

Answer 62

C. nitrogen pentoxide

Answer 63

D. nitrous oxide

Answer 64

A. wood charcoal

Answer 65

B. animal charcoal

Answer 66

C. coconut charcoal

Answer 67

D. lamp black

Answer 68

A. acid fumes

Answer 69

B. sodium bicarbonate

Answer 70

C. carbon dioxide

Answer 71

D. sodium carbonate

Answer 72

A. number of neutrons in the nucleus

Answer 73

B. number of protons and neutrons in the nucleus

Answer 74

C. the valency of the element

Answer 75

D. number of protons in the nucleus

Answer 76

D. krypton

Answer 77

B. Benzaldehyde

Answer 78

C. Formaldehyde

Answer 79

D. Acetic acid

Answer 80

A. Carbon monoxide

Answer 81

C. Nitrogen

Answer 82

D. Hydrogen

Answer 83

A. ferric sulphate

Answer 84

B. ferric oxalate

Answer 85

C. ferric nitrate

Answer 86

D. ferric chloride

Answer 87

A. ammonium dichromate

Answer 88

B. copper Sulphate

Answer 89

C. magnesium Sulphate

Answer 90

D. sodium thiosulphate

Answer 91

A. Aluminium

Answer 92

D. Magnesium

Answer 93

A. Protons

Answer 94

B. Neutrons

Answer 95

C. Electrons

Answer 96

D. Protons and electrons

Answer 97

A. Astatine

Answer 98

B. Francium

Answer 99

C. Tritium

Answer 100

D. Zirconium

Answer 101

A. Carbon disulphide

Answer 102

B. Chloroform

Answer 103

C. Carbon tetrachloride

Answer 104

D. Methylene chloride

Answer 105

B. Kerosene

Answer 106

C. Hydrazine

Answer 107

D. Alcohol

The earliest name given to nitrogen was

Correct Answer :

Show all General Chemistry MCQ

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